US5536444A - Compressed-gas packages using polyoxyethylene glyceryl fatty-acid esters as suspension stabilizers and valve lubricants - Google Patents

Compressed-gas packages using polyoxyethylene glyceryl fatty-acid esters as suspension stabilizers and valve lubricants Download PDF

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Publication number
US5536444A
US5536444A US08/135,356 US13535693A US5536444A US 5536444 A US5536444 A US 5536444A US 13535693 A US13535693 A US 13535693A US 5536444 A US5536444 A US 5536444A
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United States
Prior art keywords
compound
formula
suspension stabilizer
set forth
gas package
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US08/135,356
Inventor
Helmut Hettche
Reinhard Muckenschnabel
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Meda Pharma GmbH and Co KG
Original Assignee
Asta Medica AG
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Publication date
Priority to DE19934322703 priority Critical patent/DE4322703A1/en
Priority to DE4322703.1 priority
Application filed by Asta Medica AG filed Critical Asta Medica AG
Assigned to ASTA MEDICA AKTIENGESELLSCHAFT reassignment ASTA MEDICA AKTIENGESELLSCHAFT ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HETTCHE, HELMUT, MUCKENSCHNABEL, REINHARD
Application granted granted Critical
Publication of US5536444A publication Critical patent/US5536444A/en
Assigned to SOFOTEC GMBH & CO. KG reassignment SOFOTEC GMBH & CO. KG ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ASTA MEDICA AG
Assigned to SOFOTEC GMBH CO. KG reassignment SOFOTEC GMBH CO. KG CHANGE OF ADDRESS Assignors: SOFOTEC GMBH & CO. KG
Assigned to VIATRIS GMBH & CO. KG reassignment VIATRIS GMBH & CO. KG MERGER (SEE DOCUMENT FOR DETAILS). Assignors: SOFOTEC GMBH & CO. KG
Assigned to MEDA PHARMA GMBH & CO. KG reassignment MEDA PHARMA GMBH & CO. KG CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: VIATRIS GMBH & CO. KG
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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